Home / 1,906,719.08-2,860,075.90-486,775.40

Finding the Fourth Proportional to 1,906,719.08, 2,860,075.90 and 486,775.40

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Solution

The fourth proportional to 1,906,719.08, 2,860,075.90 and 486,775.40 is: 730,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,719.08 : 2,860,075.90 = 486,775.40 : x
  2. Step 2: Convert to fraction form
    1,906,719.08/2,860,075.90 = 486,775.40/x
  3. Step 3: Cross multiply
    1,906,719.08x = 2,860,075.90 × 486,775.40
  4. Step 4: Simplify right side
    1,906,719.08x = 1,392,214,590,252.86
  5. Step 5: Solve for x
    x = 1,392,214,590,252.86/1,906,719.08
  6. Step 6: Final answer
    x = 730,162.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.